This method is for the determination of free water and water of hydration in most solid or liquid organic and inorganic compounds using the Karl Fischer volumetric titration. The method is applicable for measurement of water over a wide concentration range.
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| Hold Times, Preservatives, Preps, Collection, Analytical & Documentation | |
|---|---|
| Holding Time: | None specified in the method. |
| Preservatives: | None specified in the method. |
| Required Preps: | 50mL Glass or plastic bottle with Teflon-lined lid. |
| Collection Method: | Grab sampling |
| Analytical Methodology: | Volumetic titration |
| Documentation: | 
E203
|
| Analyte | Formula | CAS Number | Detection Limit | |
|---|---|---|---|---|
| Water | H2O |
7732-18-5 |
50 |
ppm (m/m) |
* The analytes and detection limits listed for each method represent the typical detection limits and analytes reported for that particular method. Keep in mind that analyte lists may vary from laboratory to laboratory. Detection limits may also vary from lab to lab and are dependent upon the sample size, matrix, and any interferences that may be present in the sample.